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How to copy an object in Objective-C
...ed to deep copy a custom object that has objects of its own. I've been reading around and am a bit confused as to how to inherit NSCopying and how to use NSCopyObject.
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What's the difference between comma separated joins and join on syntax in MySQL? [duplicate]
... to have a table "Person" with a column "id" that references a column "id" in table "Worker"
5 Answers
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How to use JNDI DataSource provided by Tomcat in Spring?
It is said that in the Spring javadoc article about DriverManagerDataSource class, that this class is very simple and that it is recommended
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Accessing an SQLite Database in Swift
I'm looking for a way to access an SQLite database in my app with Swift code.
12 Answers
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gdb fails with “Unable to find Mach task port for process-id” error
My app runs fine but gdb fails to debug it with the following error
12 Answers
12
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Run a callback only if an attribute has changed in Rails
I have the following association in my app:
3 Answers
3
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nodeValue vs innerHTML and textContent. How to choose?
I'm using plain js to alter the inner text of a label element, and I wasn't sure on what grounds I should use innerHTML or nodeValue or textContent. I don't need to create a new node or change the HTML elements or anything — just replace the text. Here's an example of the code:
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Unsafe JavaScript attempt to access frame with URL
I am getting the below error when i try to set a hash value to the parent url from iframe which contains another domain url:
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How can I make my flexbox layout take 100% vertical space?
How can I tell a flexbox layout row consume the remaining vertical space in a browser window?
3 Answers
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How do I make a textarea an ACE editor?
...e editor itself. You should create an additional div and update textarea using .getSession() function instead.
html
<textarea name="description"/>
<div id="description"/>
js
var editor = ace.edit("description");
var textarea = $('textarea[name="description"]').hide();
editor.getSess...